7708740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9883}}^1$

素因数の和:9908

約数の個数: 48

約数和(自身を含む): 23247168

約数和(自身を除く): 15538428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 9883, 19766, 29649, 39532, 49415, 59298, 98830, 118596, 128479, 148245, 197660, 256958, 296490, 385437, 513916, 592980, 642395, 770874, 1284790, 1541748, 1927185, 2569580, 3854370, 7708740]

約数ペア:

[(1, 7708740), (2, 3854370), (3, 2569580), (4, 1927185), (5, 1541748), (6, 1284790), (10, 770874), (12, 642395), (13, 592980), (15, 513916), (20, 385437), (26, 296490), (30, 256958), (39, 197660), (52, 148245), (60, 128479), (65, 118596), (78, 98830), (130, 59298), (156, 49415), (195, 39532), (260, 29649), (390, 19766), (780, 9883)]